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Finding the Fourth Proportional to 60,062.61, 82,888.74 and 39,884.70

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Solution

The fourth proportional to 60,062.61, 82,888.74 and 39,884.70 is: 55,042.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,062.61 : 82,888.74 = 39,884.70 : x
  2. Step 2: Convert to fraction form
    60,062.61/82,888.74 = 39,884.70/x
  3. Step 3: Cross multiply
    60,062.61x = 82,888.74 × 39,884.70
  4. Step 4: Simplify right side
    60,062.61x = 3,305,992,528.28
  5. Step 5: Solve for x
    x = 3,305,992,528.28/60,062.61
  6. Step 6: Final answer
    x = 55,042.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.